Summary: After Operational Psychologist Nate Getz fails to check in with Hetty while working undercover on a mission linking organized crime to terrorism, the team learns he is working with an infamous crime leader.

NCIS: LOS ANGELES will going to air on Monday, April 11 (9:59-11:00 PM, ET/PT), on the CBS Television Network.

Along with the regular cast there are some new faces. Peter Cambor will guest star as Operational Psychologist Nate Getz, Judith Shekoni will guest star as Alisa Chambers,